Section 4. As used in this act, "line of duty" shall mean going to, coming from or during fire prevention and safety activities which includes fire prevention, first aid, rescue and salvage, ambulance service, fire police work, assistance at accidents, control of crowds both on the fire grounds and at occasions of public or general assembly, animal rescue, abatement of conditions due to storm, flood or general peril, abatement or removal of hazards to safety and such other activities as are commonly undertaken by fire companies, ambulance services or rescue squads or their affiliated organizations. The term "employer" includes any individual, partnership, association, corporation, business trust, or any person or group of persons acting directly or indirectly in the interest of an employer in relation to any employee. The term "discipline" shall mean the taking of any action against an employee which adversely affects his regular pay to an extent greater than permitted by section 2, his job status or opportunity for promotion, or his right to any benefit granted by the employer to other similarly situated employees.
(4 amended Dec. 5, 1988, P.L.1102, No.131)